.layui-row{
    display: flex;
    flex-flow: row wrap;
    align-content: space-between;
}
.layui-row a:hover{
    text-decoration:underline;
}
.layui-row div{
    border:1px solid #ddd;
    height:40px;
    display: flex;
    flex-flow: row wrap;
    align-content: center;
    justify-content: center;
    margin-bottom: 5px;
    margin-right: 5px;
    border-radius: 2px;
    font-size: 12px;
}

.layui-row .no {
    background-color: white;
    color: black;
}
.nav{
    position: fixed;
    top: 192px;
    width: 120px;
    right: 20px;
    z-index: 999;
    background: #eee;
    padding: 10px;
}
.nav a{
    display: block;
    padding: 2px;
}